45220895 has 4 divisors (see below), whose sum is σ = 54265080. Its totient is φ = 36176712.

The previous prime is 45220891. The next prime is 45220937. The reversal of 45220895 is 59802254.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45220895 - 2² = 45220891 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45220891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4522085 + ... + 4522094.

It is an arithmetic number, because the mean of its divisors is an integer number (13566270).

Almost surely, 2^45220895 is an apocalyptic number.

45220895 is a deficient number, since it is larger than the sum of its proper divisors (9044185).

45220895 is an equidigital number, since it uses as much as digits as its factorization.

45220895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9044184.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 45220895 is about 6724.6483179420. The cubic root of 45220895 is about 356.2703806951.

The spelling of 45220895 in words is "forty-five million, two hundred twenty thousand, eight hundred ninety-five".